Elemer was born in 1974 in Transylvania, Romania and ordained priest in 2000. He encountered the Jesuits during his studies in Alba Iulia and Freiburg, Germany. After serving the diocesan office as secretary to the Archbishop of Alba Iulia for three years he entered the Hungarian Province of the Society of Jesus in 2003. He was formed in the area of spirituality in Toronto/Guelph, worked in the novitiate as socius (assistant) to the novice master, and in the last years he was in charge of the Retreat House of his Province, working as the director of the Center for Ignatian Spirituality in Budapest.